Ajmer vs Patna
Side-by-side air quality comparison between Ajmer and Patna.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Patna averaged 172 — a 60-point (54%) gap, with Patna the more polluted and Ajmer the cleaner of the two. On 1695 days when both cities reported, Ajmer was cleaner on 1502 of them; the average daily gap was 122 AQI points.
Seasonality & days
Ajmer peaks in November, while Patna peaks in December. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Patna 30 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Patna spans 6 stations with a 39-point spread (min 154, max 193).